.page-privacy {
  --priv-measure: 66ch;
  --priv-index-w: 220px;
  display: block;
  padding-bottom: clamp(56px, 9vw, 120px);
}

/* ============ 页头 ============ */
.page-privacy .priv-head {
  position: relative;
  padding-top: clamp(26px, 5vw, 54px);
}

.page-privacy .priv-head__inner {
  position: relative;
  z-index: 1;
}

.page-privacy .priv-head h1 {
  margin: clamp(12px, 2vw, 20px) 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-stretch: 90%;
  font-size: clamp(2rem, 5.4vw, 3.4rem);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--k-silver);
  max-width: 22ch;
}

.page-privacy .priv-lede {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  max-width: 60ch;
  font-size: clamp(1rem, 1.55vw, 1.08rem);
  line-height: 1.92;
  color: var(--k-ash);
}

/* 顶部窄幅装饰条 */
.page-privacy .priv-bar {
  margin: clamp(26px, 4vw, 46px) 0 0;
  border-top: 1px solid var(--line-gold);
  border-bottom: 1px solid var(--line-gold);
  background: var(--k-ink);
  overflow: hidden;
}

.page-privacy .priv-bar img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: clamp(150px, 22vw, 250px);
  object-fit: cover;
  opacity: 0.6;
}

.page-privacy .priv-bar figcaption {
  padding: 10px var(--gut) 12px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--k-ash);
  opacity: 0.8;
}

/* ============ 主体网格 ============ */
.page-privacy .priv-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 5vw, 46px);
  align-items: start;
  margin-top: clamp(34px, 6vw, 70px);
}

.page-privacy .priv-main {
  min-width: 0;
}

/* ============ 章节索引 ============ */
.page-privacy .priv-index {
  padding: 14px 14px 10px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: rgba(18, 60, 63, 0.45);
  box-shadow: var(--shadow-1);
}

.page-privacy .priv-index__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--k-gold);
}

.page-privacy .priv-index__list {
  list-style: none;
  margin: 0;
  padding: 0 0 4px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .priv-index__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  white-space: nowrap;
  padding: 7px 11px;
  border-radius: var(--r-sm);
  border-left: 2px solid transparent;
  color: var(--k-ash);
  font-size: 0.875rem;
  line-height: 1.5;
  text-decoration: none;
  transition: color 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-privacy .priv-index__link:hover,
.page-privacy .priv-index__link:focus-visible {
  color: var(--k-gold-hi);
  background: rgba(231, 178, 74, 0.08);
  border-left-color: var(--k-gold);
  outline: none;
}

.page-privacy .priv-index__no {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--k-gold);
}

/* ============ 章节 ============ */
.page-privacy .priv-sec {
  position: relative;
  padding-top: clamp(20px, 3vw, 32px);
  scroll-margin-top: 118px;
}

.page-privacy .priv-sec::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--k-gold) 0%, rgba(231, 178, 74, 0.18) 46%, transparent 86%);
}

.page-privacy .priv-sec + .priv-sec {
  margin-top: clamp(40px, 5.6vw, 74px);
}

.page-privacy .priv-no {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--k-gold);
  margin-bottom: 8px;
}

.page-privacy .priv-sec h2 {
  margin: 0 0 clamp(14px, 2vw, 20px);
  font-family: var(--font-display);
  font-weight: 900;
  font-stretch: 90%;
  font-size: clamp(1.34rem, 2.7vw, 1.9rem);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--k-silver);
}

.page-privacy .priv-claim {
  margin: 0 0 clamp(16px, 2.2vw, 24px);
  font-size: clamp(1.04rem, 1.7vw, 1.2rem);
  font-weight: 600;
  line-height: 1.8;
  letter-spacing: 0.005em;
  color: var(--k-silver);
  padding-left: 16px;
  border-left: 3px solid var(--k-gold);
  max-width: var(--priv-measure);
}

.page-privacy .priv-sec h3 {
  margin: clamp(22px, 3vw, 32px) 0 10px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1.02rem;
  letter-spacing: 0.01em;
  color: var(--k-gold-hi);
}

.page-privacy .priv-sec p {
  margin: 0 0 14px;
  max-width: var(--priv-measure);
  font-size: 1rem;
  line-height: 1.88;
  color: var(--k-ash);
}

.page-privacy .priv-sec p:last-child {
  margin-bottom: 0;
}

.page-privacy .priv-sec p strong {
  color: var(--k-silver);
  font-weight: 700;
}

/* 术语标记 */
.page-privacy .term {
  color: var(--k-gold-hi);
  border-bottom: 1px dashed var(--k-gold);
  cursor: help;
  padding-bottom: 1px;
}

/* 条目列表 */
.page-privacy .priv-list {
  list-style: none;
  margin: 0 0 clamp(18px, 2.4vw, 26px);
  padding: 0;
  display: grid;
  gap: 14px;
  max-width: var(--priv-measure);
}

.page-privacy .priv-list li {
  position: relative;
  padding-left: 20px;
  font-size: 1rem;
  line-height: 1.88;
  color: var(--k-ash);
}

.page-privacy .priv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 7px;
  height: 7px;
  background: var(--k-gold);
  transform: rotate(45deg);
}

.page-privacy .priv-list li strong {
  color: var(--k-silver);
  font-weight: 700;
}

/* 数据锚点组 */
.page-privacy .priv-facts {
  margin: 0 0 clamp(20px, 3vw, 30px);
}

.page-privacy .priv-fact {
  padding: 18px 18px 16px;
  border: 1px solid var(--line);
  border-top: 2px solid var(--k-spark);
  border-radius: var(--r-sm);
  background: rgba(4, 18, 20, 0.68);
  box-shadow: var(--shadow-1);
}

.page-privacy .priv-fact__k {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--k-ash);
}

.page-privacy .priv-fact__v {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(2rem, 4.4vw, 2.8rem);
  line-height: 1;
  color: var(--k-gold);
}

.page-privacy .priv-fact__v .wd-num__unit {
  display: inline-block;
  margin-left: 6px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--k-ash);
}

.page-privacy .priv-fact__c {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--k-ash);
  opacity: 0.92;
}

/* ============ 收尾块 ============ */
.page-privacy .priv-tail {
  margin-top: clamp(42px, 6vw, 78px);
  padding: clamp(22px, 3.4vw, 34px);
  border: 1px solid var(--line-gold);
  border-radius: var(--r-lg);
  background:
    radial-gradient(110% 120% at 8% 0%, rgba(55, 214, 192, 0.1) 0%, rgba(55, 214, 192, 0) 58%),
    linear-gradient(160deg, rgba(4, 18, 20, 0.96) 0%, rgba(6, 40, 43, 0.9) 100%);
  box-shadow: var(--shadow-2);
}

.page-privacy .priv-tail__lead {
  margin: 0 0 clamp(18px, 2.6vw, 26px);
  max-width: 52ch;
  font-family: var(--font-serif);
  font-size: clamp(1.08rem, 1.9vw, 1.28rem);
  line-height: 1.82;
  color: var(--k-silver);
}

.page-privacy .priv-tail__facts {
  margin: 0 0 clamp(20px, 3vw, 28px);
  display: grid;
  gap: 12px;
}

.page-privacy .priv-tail__facts > div {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

.page-privacy .priv-tail__facts dt {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--k-gold);
}

.page-privacy .priv-tail__facts dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.94rem;
  font-weight: 700;
  color: var(--k-silver);
  word-break: break-word;
}

.page-privacy .priv-tail__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-privacy .priv-tail__foot {
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--k-ash);
}

.page-privacy .priv-tail__foot a {
  color: var(--k-gold-hi);
  text-decoration: none;
  border-bottom: 1px solid rgba(231, 178, 74, 0.4);
}

.page-privacy .priv-tail__foot a:hover,
.page-privacy .priv-tail__foot a:focus-visible {
  border-bottom-color: var(--k-gold-hi);
  outline: none;
}

/* ============ 桌面：非对称分栏 + 右侧粘性索引 ============ */
@media (min-width: 1000px) {
  .page-privacy .priv-body {
    grid-template-columns: minmax(0, 680px) var(--priv-index-w);
    justify-content: center;
    gap: clamp(48px, 7vw, 104px);
  }

  .page-privacy .priv-index {
    position: sticky;
    top: 112px;
    padding: 18px 14px 16px;
    background: rgba(18, 60, 63, 0.4);
  }

  .page-privacy .priv-index__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding: 0;
  }

  .page-privacy .priv-index__link {
    display: flex;
    width: 100%;
    white-space: normal;
  }
}

@media (min-width: 1320px) {
  .page-privacy .priv-body {
    grid-template-columns: minmax(0, var(--priv-measure)) var(--priv-index-w);
  }
}

/* ============ 窄屏兜底 ============ */
@media (max-width: 560px) {
  .page-privacy .priv-claim {
    padding-left: 12px;
    border-left-width: 2px;
  }

  .page-privacy .priv-facts {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-privacy .priv-tail__facts > div {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
  }

  .page-privacy .priv-tail__acts .wd-btn {
    flex: 1 1 auto;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .priv-index__link,
  .page-privacy .priv-tail__foot a {
    transition: none;
  }
}